| /* |
| * Copyright 1996-2000 Sun Microsystems, Inc. All Rights Reserved. |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| * |
| * This code is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License version 2 only, as |
| * published by the Free Software Foundation. Sun designates this |
| * particular file as subject to the "Classpath" exception as provided |
| * by Sun in the LICENSE file that accompanied this code. |
| * |
| * This code is distributed in the hope that it will be useful, but WITHOUT |
| * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| * version 2 for more details (a copy is included in the LICENSE file that |
| * accompanied this code). |
| * |
| * You should have received a copy of the GNU General Public License version |
| * 2 along with this work; if not, write to the Free Software Foundation, |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, |
| * CA 95054 USA or visit www.sun.com if you need additional information or |
| * have any questions. |
| */ |
| |
| package java.awt; |
| |
| import java.awt.event.*; |
| |
| /** |
| * The interface for objects which contain a set of items for |
| * which zero or more can be selected. |
| * |
| * @author Amy Fowler |
| */ |
| |
| public interface ItemSelectable { |
| |
| /** |
| * Returns the selected items or <code>null</code> if no |
| * items are selected. |
| */ |
| public Object[] getSelectedObjects(); |
| |
| /** |
| * Adds a listener to receive item events when the state of an item is |
| * changed by the user. Item events are not sent when an item's |
| * state is set programmatically. If <code>l</code> is |
| * <code>null</code>, no exception is thrown and no action is performed. |
| * |
| * @param l the listener to receive events |
| * @see ItemEvent |
| */ |
| public void addItemListener(ItemListener l); |
| |
| /** |
| * Removes an item listener. |
| * If <code>l</code> is <code>null</code>, |
| * no exception is thrown and no action is performed. |
| * |
| * @param l the listener being removed |
| * @see ItemEvent |
| */ |
| public void removeItemListener(ItemListener l); |
| } |